@misc{indiciae8c4f2eb32b75,
  title = {User's manual for HESCOMP, the helicopter sizing and performance computer program},
  author = {Davis, S. J. and Wisniewski, J. S.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19770079348},
  note = {Source identifier: 19770079348}
}